Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Piston Ring, Engine

Piston ring end gap - top 0.15-0.30 mm (0.006-0.012 inch)
Piston ring end gap - intermediate 0.25-0.50 mm (0.0098-0.0197 inch)
Piston ring end gap - oil control 0.15-0.65 mm (0.0059-0.0256 inch)
Piston ring width - top and intermediate 1.50-1.48 mm (0.0590-0.0582 inch)
Piston ring-to-groove clearance - top 0.020-0.060 mm (0.0008-0.0020 inch)
Piston ring-to-groove clearance - intermediate 0.020-0.060 mm (0.0008-0.0020 inch)